$OpenBSD: patch-src_sim_w_con_c,v 1.2 2017/05/09 13:01:42 espie Exp $
Index: src/sim/w_con.c
--- src/sim/w_con.c.orig
+++ src/sim/w_con.c
@@ -90,6 +90,7 @@ short _WireTable[16] = {
     Tile = (Tile & 0x000F) + 64; \
   }
 
+void _FixSingle(int x, int y, short *TileAdrPtr);
 
 /* comefrom: check3Border check4Border check5Border processWand */
 int
@@ -518,6 +519,7 @@ _FixZone(int x, int y, short *TileAdrPtr)
 
 
 /* comefrom: _FixZone */
+void
 _FixSingle(int x, int y, short *TileAdrPtr)
 {
   short Tile;
